Visual puzzles have been a popular means of assessing and enhancing critical thinking, logical thinking, and problem-solving ...

The peripheral drift illusion causes us to perceive motion in a still image. A new study shows that the mechanism of this illusion relies on changes in pupil size.

Of course, we see faces all the time, and bikinis quite rarely, so it's not surprising the 'bikini illusion' is weaker, but I've been quite convinced with the examples I've seen. It may not be ...

See three examples of peripheral drift in a new paper ... The key to perceiving the peripheral drift motion illusion is to look at the images while moving your eyes back and forth between ...

AMES - There's a type of optical illusion called an ‘ambiguous image.’ It’s when a single image can be interpreted ...

AMES - There's a type of optical illusion called an ‘ambiguous image.’ It’s when a single image can be interpreted differently depending on how you view it. There are famous examples in ...